Results 51 to 60 of about 198 (75)

Singularity categories via McKay quivers with potential

open access: yes
In 2018, Kalck and Yang showed that the singularity categories associated with 3-dimensional Gorenstein quotient singularities are triangle equivalent (up to direct summands) to small cluster categories associated with McKay quivers with potential.
Liu, Junyang
core  

Triangulated characterizations of singularities

open access: yes
This work presents a range of triangulated characterizations for important classes of singularities such as derived splinters, rational singularities, and Du Bois singularities.
Lank, Pat, Venkatesh, Sridhar
core  

Several results on exact sequences in categories of modules over trusses

open access: yes
Categorical aspects of the theory of modules over trusses were studied in recent years. The snake lemma and the nine lemma in categories of modules over trusses are formulated in this paper.Comment: arXiv admin note: text overlap with arXiv:2006.16624,
He, Jian   +3 more
core  

The monomorphism category of Gorenstein projective modules and comparision with the category of matrix factorization

open access: yes
Let ($S, \mathfrak{n})$ be a commutative noetherian local ring and let $\omega\in\mathfrak{n}$ be non-zero divisor. This paper is concerned with the category of monomorphisms between finitely generated Gorenstein projective S-modules, such that their ...
Bahlekeh, Abdolnaser   +3 more
core  

Minimal semiinjective resolutions in the $Q$-shaped derived category

open access: yes
Injective resolutions of modules are key objects of homological algebra, which are used for the computation of derived functors. Semiinjective resolutions of chain complexes are more general objects, which are used for the computation of $\operatorname ...
Holm, Henrik, Jorgensen, Peter
core  
Some of the next articles are maybe not open access.

Finite permutation resolutions

Duke Mathematical Journal, 2023
Paul Balmer
exaly  

Torsion pairs and recollements of extriangulated categories

Communications in Algebra, 2022
Yonggang Hu, Panyue Zhou
exaly  

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